stent

Definition of stent

: a short narrow metal or plastic tube often in the form of a mesh that is inserted into the lumen of an anatomical vessel (such as an artery or a bile duct) especially to keep a previously blocked passageway open

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Medical Definition of stent

1: a mold formed from a resinous compound and used for holding a surgical graft in placealso: something (as a pad of gauze immobilized by sutures) used like a stent

2: a short narrow metal or plastic tube often in the form of a mesh that is inserted into the lumen of an anatomical vessel (as an artery or bile duct) especially to keep a previously blocked passageway open